const createError = require('http-errors')
const express = require('express')
const path = require('path')
const cookieParser = require('cookie-parser')
const logger = require('morgan')

const indexRouter = require('./router/index')

const app = express()

// view engine setup
app.set('views', path.join(__dirname, 'views'))
app.set('view engine', 'ejs')

app.use(logger('dev'))
app.use(express.json())
app.use(express.urlencoded({ extended: false }))
app.use(cookieParser())
app.use(express.static(path.join(__dirname, 'public')))

//设置跨域访问
// app.all('*', function (req, res, next) {
//   res.header('Access-Control-Allow-Origin', '*')
//   res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE')
//   res.header('Access-Control-Allow-Headers', 'Content-Type')
//   next() // 继续下一个中间件的处理
// })

app.use('/arlanzon', indexRouter)

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404))
})

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message
  res.locals.error = req.app.get('env') === 'development' ? err : {}

  // render the error page
  res.status(err.status || 500)
  res.render('error')
  console.log(err)
})

// server listen
app.listen(3060, function () {
  console.log('服务器正在启动>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>')
  console.log('开始监听...')
})

module.exports = app
